.container {
    height: 1000px;
}

#row_1 {
    background: #f1f1f1;
    opacity: 0.95;
    height: 60px;
    font-size: 16px;
    padding-top: 20px;
    padding-left: 10px;
}
#row_2{
    background: #dedede;
    height: 70px;
    font-family: 隶书;
    padding-top: 10px;
    font-size: 30px;
    padding-left: 0;
    text-align: center;
}
#row_3{
    height: 550px;
    background: #dadada;
}
#row_4{
    text-align: center;
    height: 120px;
    background: #eaeaea;
    padding-top: 20px;
}
#row_4_2{
    margin-top: 20px;
}
#row_4_2 a{
   color: #999999;
}
#myButton div{
    margin-top: 20px;
}
#myButton{
    background: #f8f8f8;
    height: 550px;
}
#mySystem{
    background: #fbfbfb;
    height: 550px;
}
#mySystem>.row{
    margin-top: 20px;
    padding-left: 20px;
    height: 40px;

}
#mySystem>.row>.col-md-2{
     height: 100px;
     margin-left: 30px;
     padding-top: 10px;
     background: #ff7e00;
     border-radius: 10px;

 }
#mySystem>.row>.col-md-2>.row{
    text-align: center;
}
